Kuasa jualan kaedah-kaedah minda Silva bagi jurujual profesional - Silva, Jose, 1914-; Bernd, Ed, 1940- (Kuala Lumpur Golden Books Centre, 1994)
Terjemahan daripada buku bahasa Inggeris berjudul'Sale power: the Silva mind method for sale professionals'
mayeng
1
Keywords: Selling -- Psychological aspects; Success in business -- Psychological aspects; Silva Mind Control